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Inward opening (also knonw as tilt-and-turn) windows are traditional to Central Europe. Viking DK13-3k Window is a solid wooden window with the 78 mm profile system and a glazing unit with two low-E and one regular glass, Argon filled cavities and the total thickness of 40 mm. For the warm edge solution it is recommended to use SGG Swisspacer spacer bars as a warm edge solution.
Typical opening type is side hung (turn) combined with the ventilation opening (tilt from top of the sash): tilt-and-turn window. Thermal transmittance of the standard window is Uw = 0,94 W/²K
DK13 window is also available as 2-glazed window. in this case Uw = 1,29 W/²K.
Note: U-value (0.60 – 1.2) indicates thermal transmittance of window. Smaller value equals better thermal insulation.

| Sound Insulation | Rw = 35 dB (-1;-5) - standard glazing |
| Frame Depth | 78 mm (111 mm with alucladding) |
| Material of Sash and Frame | Glue-lam pine; quality class A1-A3 |
| Glazing | 40 mm 3-glazing, two LowE glasses, argon filled or 26 mm 2-glazing, one LowE glass; argon filled |
| Hardware | ROTO; Hoppe handle |
| Aluminium Cladding | Optional external alucladding |
| Thermal transmittance | Uw = 0,94 W/m²K (3-glazed opening standard window) |
| Number of sash gaskets | 2 sash gaskets |
| Color of sash gaskets | White, grey, beige, brown |
| Dimensions | Tilt and turn opening: Turn opening (sidehung): Tilt opening: Tilt before turn opening: (i.e TBT): |
| Wooden boards: | |||
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| A 1.0 | A 1.1 | A 2.0 | A 2.1 |
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| A 3.0 | A 3.1 | A 4.0 | A 4.1 |
| Fiber boards: | |||
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| A 1.0 | A 2.0 | A 3.1 | A 4.0 |
DK88 fly screen types:
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| Aluminium screen | Aluminium screen on hinges | Aluminium color options |
NB! For intward opening windows fly screens are fixed inside the frame in front of the sash or on the external side of frame - thus there must remain sufficient space for the screen frames. Please discuss with the sales representative any further, more detailed quiestions!
Click on the picture below to browse different net materials:
Drawings: Timber window PDF and DWG
Drawings: Aluclad window PDF and DWG
Viking Window AS
Mäo 72751 Järvamaa
Estonia
viking@viking.ee
Ph +372 384 8900
Fax +372 385 3027